public void CallDbSetFakeDirectly()
{
var context = ContextFaker.CreateContext <TestContext>();
var data = new Acorn[] { };
IQueryable <Acorn> dataQueryable = data.AsQueryable();
IEnumerator <Acorn> dataEnumerator = dataQueryable.GetEnumerator();
var mockSet = A.Fake <DbSet <Acorn> >(builder =>
{
builder.Implements(typeof(IDbAsyncEnumerable <Acorn>));
builder.Implements(typeof(IQueryable <Acorn>));
});
var mockEnumerable = (IDbAsyncEnumerable <Acorn>)mockSet;
A.CallTo(() => (mockEnumerable).GetAsyncEnumerator())
.Returns(new TestDbAsyncEnumerator <Acorn>(dataEnumerator));
A.CallTo(() => ((IQueryable <Acorn>)mockSet).Provider)
.Returns(new TestDbAsyncQueryProvider <Acorn>(dataQueryable.Provider));
A.CallTo(() => ((IQueryable <Acorn>)mockSet).Expression).Returns(dataQueryable.Expression);
A.CallTo(() => ((IQueryable <Acorn>)mockSet).ElementType).Returns(dataQueryable.ElementType);
A.CallTo(() => ((IQueryable <Acorn>)mockSet).GetEnumerator()).Returns(dataEnumerator);
A.CallTo(() => context.Acorns).Returns(mockSet);
Assert.Empty(context.Acorns.ToArray());
}
public void SupportsLinqQuerying()
{
ContextFaker.ContextReturnsDbSet(() => context.Acorns, TestDataFactory.AcornTestData.ToList());
var result = context.Acorns.Where(a => (a.Id + a.NutritionValue) % 2 == 0).OrderBy(a => a.Id);
Assert.Equal(TestDataFactory.AcornTestData.Where(a => (a.Id + a.NutritionValue) % 2 == 0).OrderBy(a => a.Id), result, Comparer);
}
public async Task SingleAsyncNotPresentThrowsCorrectException()
{
ContextFaker.ContextReturnsDbSet(() => context.Acorns, TestDataFactory.AcornTestData.ToList());
await
Assert.ThrowsAsync <InvalidOperationException>(
() => context.Acorns.SingleAsync(a => a.Id == int.MaxValue));
}
public async Task SupportsAsyncLinqQuerying()
{
ContextFaker.ContextReturnsDbSet(() => context.Acorns, TestDataFactory.AcornTestData.ToList());
var result = await context.Acorns.Where(a => a.NutritionValue > 5).ToArrayAsync();
Assert.Equal(TestDataFactory.AcornTestData.Where(a => a.NutritionValue > 5).OrderBy(a => a.Id), result.OrderBy(a => a.Id), Comparer);
}
public async Task CanQueryDbSetWithObjectsAsync()
{
ContextFaker.ContextReturnsDbSet(() => context.Acorns, TestDataFactory.AcornTestData.ToList());
var result = await context.Acorns.ToListAsync();
Assert.Equal(TestDataFactory.AcornTestData, result, Comparer);
}
public void CanFindWithCustomId()
{
var guid = new Guid("7C45F3DF-60B4-4E7D-A6EF-E76DFBA9E9B3");
var energy = 10000000;
ContextFaker.AddIdGetterForType((Photon photon) => photon.WavePacketIdentifier);
ContextFaker.ContextReturnsDbSet(() => context.Photons,
new List <Photon>(new[] { new Photon(guid, energy), new Photon(new Guid(), 13215516451) }));
var result = context.Photons.Find(guid);
Assert.Equal(energy, result.Energy);
}
public ContextAddTests()
{
context = ContextFaker.CreateContext <TestContext>();
acorns = TestDataFactory.AcornTestData.ToList();
ContextFaker.ContextReturnsDbSet(() => context.Acorns, acorns);
acorn1 = new Acorn
{
Id = 3,
NutritionValue = 5
};
acorn2 = new Acorn
{
Id = 4,
NutritionValue = 7
};
}
public FindTests()
{
context = ContextFaker.CreateContext <TestContext>();
ContextFaker.ContextReturnsDbSet(() => context.Acorns, TestDataFactory.AcornTestData.ToList());
}
public void SingleNotPresentThrowsCorrectException()
{
ContextFaker.ContextReturnsDbSet(() => context.Acorns, TestDataFactory.AcornTestData.ToList());
Assert.Throws <InvalidOperationException>(() => context.Acorns.Single(a => a.Id == int.MaxValue));
}
public void PassNullListTreatsAsEmptyList()
{
ContextFaker.ContextReturnsDbSet(() => context.Acorns, null);
Assert.Empty(context.Acorns);
}
public void CanQueryDbSetWithObjects()
{
ContextFaker.ContextReturnsDbSet(() => context.Acorns, TestDataFactory.AcornTestData.ToList());
Assert.Equal(TestDataFactory.AcornTestData, context.Acorns.ToArray(), Comparer);
}
public void CanCreateATestContext()
{
var createdContext = ContextFaker.CreateContext <TestContext>();
Assert.NotNull(createdContext);
}
public QueryContextTests()
{
context = ContextFaker.CreateContext <TestContext>();
}
public async Task CanQueryAnEmptyDbSet()
{
ContextFaker.ContextReturnsDbSet(() => context.Acorns, new List <Acorn>());
Assert.Empty(await context.Acorns.ToListAsync());
}
